The results of the refraction test are primarily what the doctor uses to develop your final eyeglass or contact lens prescription. 1  Eye Refraction. 2  Refractive Error. 3  How to Read an Eyeglass Prescription.
Hi-Lo Trailers Worldwide Now. Hi-Lo Trailers Worldwide is a new company owned and operated by William Kerola, President of The Kerola Group, a family owned and operated recreational vehicle dealership and manufacturer located in Transfer, Pennsylvania. Read more about us.
2014 R-Vision Travel Trailer RV's. A division of Monaco Coach Corporation, R-Vision produced its first light-weight travel trailer in 1997. R-Vision played an important role in the development of hybrid travel trailers and the B+ classification. R-Vision produces a variety of light-weight and ultra-light-weight trailers.